<template>
	<div class="wrapper">
	  <!-- header部分 -->
	  <header>
		<p>在线支付</p>
	  </header>
  
	  <!-- 订单信息部分 -->
	  <h3>订单信息：</h3>
	  <div class="order-info">
		<p>
		  {{ orders.business.businessName }}
		  <i class="fa fa-caret-down" @click="detailetShow"></i>
		</p>
		<p>&#165;{{ orders.orderTotal }}</p>
	  </div>
  
	  <!-- 订单明细部分 -->
	  <ul class="order-detailet" v-show="isShowDetailet">
		<li v-for="item in orders.list" :key="item.odId">
		  <p>{{ item.food.foodName }} x {{ item.quantity }}</p>
		  <p>&#165;{{ item.food.foodPrice * item.quantity }}</p>
		</li>
		<li>
		  <p>配送费</p>
		  <p>&#165;{{ orders.business.deliveryPrice }}</p>
		</li>
	  </ul>
  
	  <!-- 支付方式部分 -->
	  <ul class="payment-type">
		<li>
		  <img src="../assets/alipay.png" />
		  <i class="fa fa-check-circle"></i>
		</li>
		<li>
		  <img src="../assets/wechat.png" />
		</li>
	  </ul>
	  <div class="payment-button">
		<button>确认支付</button>
	  </div>
  
	  <!-- 底部菜单部分 -->
	  <Footer></Footer>
	</div>
  </template>
  
  <script setup>
  import Footer from "../components/Footer.vue";
  import qs from "qs";
  import { useRouter, useRoute } from "vue-router";
  import { ref, inject, onMounted, onUnmounted } from "vue";
  
  const axios = inject("axios");
  const router = useRouter();
  const route = useRoute();
  
  const orderId = route.query.orderId;
  const orders = ref({ business: {} });
  const isShowDetailet = ref(false);
  
  const init = () => {
	axios
	  .post(
		"OrdersController/getOrdersById",
		qs.stringify({
		  orderId: orderId,
		})
	  )
	  .then((response) => {
		orders.value = response.data;
	  })
	  .catch((error) => {
		console.error(error);
	  });
  };
  init();
  
  onMounted(() => {
	//这里的代码是实现：一旦路由到在线支付组件，就不能回到订单确认组件。
	//先将当前url添加到history对象中
	history.pushState(null, null, document.URL);
	//popstate事件能够监听history对象的变化
	window.onpopstate = () => {
	  router.push({ path: "/index" });
	};
  });
  
  onUnmounted(() => {
	window.onpopstate = null;
  });
  
  const detailetShow = () => {
	isShowDetailet.value = !isShowDetailet.value;
  };
  </script>
  
  <style scoped>
  /****************** 总容器 ******************/
  .wrapper {
	width: 100%;
	height: 100%;
  }
  
  /****************** header部分 ******************/
  .wrapper header {
	width: 100%;
	height: 12vw;
	background-color: #0097ff;
	color: #fff;
	font-size: 4.8vw;
  
	position: fixed;
	left: 0;
	top: 0;
	z-index: 1000;
  
	display: flex;
	justify-content: center;
	align-items: center;
  }
  
  /****************** 订单信息部分 ******************/
  .wrapper h3 {
	margin-top: 12vw;
	box-sizing: border-box;
	padding: 4vw 4vw 0;
  
	font-size: 4vw;
	font-weight: 300;
	color: #999;
  }
  
  .wrapper .order-info {
	box-sizing: border-box;
	padding: 4vw;
	font-size: 4vw;
	color: #666;
  
	display: flex;
	justify-content: space-between;
	align-items: center;
  }
  
  .wrapper .order-info p:last-child {
	color: orangered;
  }
  
  /****************** 订单明细部分 ******************/
  .wrapper .order-detailet {
	width: 100%;
  }
  
  .wrapper .order-detailet li {
	width: 100%;
	box-sizing: border-box;
	padding: 1vw 4vw;
  
	display: flex;
	justify-content: space-between;
	align-items: center;
  }
  
  .wrapper .order-detailet li p {
	font-size: 3vw;
	color: #666;
  }
  
  /****************** 支付方式部分 ******************/
  .wrapper .payment-type {
	width: 100%;
  }
  
  .wrapper .payment-type li {
	width: 100%;
	box-sizing: border-box;
	padding: 4vw;
  
	display: flex;
	justify-content: space-between;
	align-items: center;
  }
  
  .wrapper .payment-type li img {
	width: 33vw;
	height: 8.9vw;
  }
  
  .wrapper .payment-type li .fa-check-circle {
	font-size: 5vw;
	color: #38ca73;
  }
  
  .wrapper .payment-button {
	width: 100%;
	box-sizing: border-box;
	padding: 4vw;
  }
  
  .wrapper .payment-button button {
	width: 100%;
	height: 10vw;
	border: none;
	/*去掉外轮廓线*/
	outline: none;
	border-radius: 4px;
	background-color: #38ca73;
	color: #fff;
  }
  </style>